A crystal radio is basically a high Q resonator tied to an antenna and an envelope detector. These days the envelope detector is a point contact diode such as a 1N34 Germanium diode. The resonant ...

Whether you’re starting out anew once again, on the verge of a big change or simply seeking personal renewal, using the ...

Kyanite is great for a fresh ... However, this is too powerful a crystal to keep beside a bed. Malachite supports a room for ...

Crystal Raypole’s work appears on Healthline, and she’s previously worked as a writer and editor for GoodTherapy. Her interests include Japanese language and translation, cooking, natural ...

Crystal skulls are not uncommon or terribly mysterious. Thousands are produced every year in Brazil, China, and Germany. But there are a handful of these rather macabre objects that have fueled ...

CTI is a high volume manufacturer of oxide single crystals and Acousto-Optical components worldwide, we have leadership in quality, low-cost and R&D. We produce 60 tons/yr of Li Niobate, and have ...

Crystal Palace's Jean-Philippe Mateta scored twice including a last-gasp penalty as they clawed their way back from two goals down to salvage a 2-2 Premier League draw against promoted Leicester ...

Liquid-crystal molecules tend to be elongated and to orient in specific directions. Filamentous viruses are a tunable platform for understanding the propagation of chirality across length scales ...

Crystal Palace can draw an established link back to the Crystal Palace football team established in 1861, which played its first match in March 1862. The connection makes Palace the oldest league club ...

Since Oliver Glasner’s first game in charge in February, only Erling Haaland (19) has scored more Premier League goals than Jean-Philippe Mateta (15 in 17 games). In that time, he has scored ...